Lua APA (7ú heag.)
Ryan, M. A. (2011). A kingdom of stargazers: Astrology and authority in the late medieval crown of Aragon. Cornell University Press.
Lua i Stíl Chicago (17ú heag.)
Ryan, Michael A. A Kingdom of Stargazers: Astrology and Authority in the Late Medieval Crown of Aragon. Ithaca: Cornell University Press, 2011.
Lua MLA (9ú heag.)
Ryan, Michael A. A Kingdom of Stargazers: Astrology and Authority in the Late Medieval Crown of Aragon. Cornell University Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.